AU534534B2 - Compander - Google Patents

Compander

Info

Publication number
AU534534B2
AU534534B2 AU55391/80A AU5539180A AU534534B2 AU 534534 B2 AU534534 B2 AU 534534B2 AU 55391/80 A AU55391/80 A AU 55391/80A AU 5539180 A AU5539180 A AU 5539180A AU 534534 B2 AU534534 B2 AU 534534B2
Authority
AU
Australia
Prior art keywords
compander
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
AU55391/80A
Other versions
AU5539180A (en
Inventor
B.J. Simpson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Licentia Patent Verwaltungs GmbH
Original Assignee
Licentia Patent Verwaltungs GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Licentia Patent Verwaltungs GmbH filed Critical Licentia Patent Verwaltungs GmbH
Publication of AU5539180A publication Critical patent/AU5539180A/en
Application granted granted Critical
Publication of AU534534B2 publication Critical patent/AU534534B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G9/00—Combinations of two or more types of control, e.g. gain control and tone control
    • H03G9/02—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers
    • H03G9/025—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers frequency-dependent volume compression or expansion, e.g. multiple-band systems
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G7/00—Volume compression or expansion in amplifiers
    • H03G7/002—Volume compression or expansion in amplifiers in untuned or low-frequency amplifiers, e.g. audio amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
AU55391/80A 1979-02-17 1980-02-11 Compander Ceased AU534534B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE29061925 1979-02-17
DE19792906192 DE2906192A1 (en) 1979-02-17 1979-02-17 CONTROL VOLTAGE GENERATOR FOR A SYSTEM FOR DYNAMIC COMPRESSION AND / OR EXPANSION

Publications (2)

Publication Number Publication Date
AU5539180A AU5539180A (en) 1980-08-21
AU534534B2 true AU534534B2 (en) 1984-02-02

Family

ID=6063221

Family Applications (1)

Application Number Title Priority Date Filing Date
AU55391/80A Ceased AU534534B2 (en) 1979-02-17 1980-02-11 Compander

Country Status (6)

Country Link
US (1) US4319205A (en)
JP (1) JPS55147013A (en)
AU (1) AU534534B2 (en)
DE (1) DE2906192A1 (en)
GB (1) GB2042853B (en)
NZ (1) NZ192863A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3027715C2 (en) * 1980-07-19 1986-10-23 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Circuit arrangement for automatic control or limitation of the dynamics of signals
JPS5836031A (en) * 1981-08-28 1983-03-02 Hitachi Ltd Noise reducing device
US4922535A (en) * 1986-03-03 1990-05-01 Dolby Ray Milton Transient control aspects of circuit arrangements for altering the dynamic range of audio signals
US5094380A (en) * 1989-10-13 1992-03-10 Duo-Fast Corporation Guide for fastener driving tool
JPH1197961A (en) * 1997-09-18 1999-04-09 Sanyo Electric Co Ltd Level suppressing circuit

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3199044A (en) * 1962-05-14 1965-08-03 Gen Dynamics Corp Automatic gain control apparatus for pulse signal handling systems
DE2406258C2 (en) * 1974-02-09 1976-01-08 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Circuit for automatic dynamic compression or expansion
US4103239A (en) * 1974-10-01 1978-07-25 U.S. Philips Corporation Compressor for both speech and carrier signals
US4037163A (en) * 1976-03-08 1977-07-19 General Electric Company Automatic gain control circuit
US4114115A (en) * 1976-11-04 1978-09-12 California Microwave, Inc. Compandor apparatus
JPS53121506A (en) * 1977-03-31 1978-10-24 Pioneer Electronic Corp Signal compressing and expanding device
GB2002204B (en) * 1977-08-06 1982-01-27 Licentia Gmbh Dynamic compression or expansion circuits

Also Published As

Publication number Publication date
JPS6339124B2 (en) 1988-08-03
US4319205A (en) 1982-03-09
AU5539180A (en) 1980-08-21
GB2042853A (en) 1980-09-24
DE2906192A1 (en) 1980-08-28
DE2906192C2 (en) 1988-06-01
GB2042853B (en) 1983-03-09
NZ192863A (en) 1983-11-18
JPS55147013A (en) 1980-11-15

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